ChatGPT Pro & Business monthly API credits

Monthly OpenAI API credits included with paid ChatGPT plans: $100, $200 or $500 (Pro tiers), or $20 per Standard / $100 per Premium Business seat, pooled and capped at $500 per workspace. Covers paid API Platform usage; not Codex via API keys

Claim

In ChatGPT go to Settings > Billing (or API Platform > Billing), find the API credits benefit and link an API organization you own; no API payment method needed

Who

Owners of a paid ChatGPT Pro or Business subscription at least 7 days old (Plus, free trials, Enterprise and Edu excluded)

Expires

Refreshes each billing cycle; first grant prorated; unused credits expire, no rollover